def test_ifelse():
    '''
    test cases for if else
    '''
    
    #score = 70
    score = int(raw_input("please input a number: "))
    if score >= 60:
        print 'qualified'
    elif 20 < score < 30:
        print 'faild  much %s' % score
    else:
        print 'faild a little'
        
if __name__ == '__main__':
    test_ifelse()        

